If the filter replacement indication or light persists on your Philips Air Purifier, read what you can do to solve the issue in the following lines.
My Philips Air Purifier's filter replacement indication stays on
The filter lifetime counter is not reset
Sometimes, the filter lifetime counter may not automatically reset after replacing your air purifier's filter. To solve this, please follow these steps: 1. Plug in your air purifier 2. Press the Power button 3. Touch and hold the Reset button for three seconds